Home / 151,072.40-226,601.40-51,222.80

Finding the Fourth Proportional to 151,072.40, 226,601.40 and 51,222.80

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Solution

The fourth proportional to 151,072.40, 226,601.40 and 51,222.80 is: 76,831.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,072.40 : 226,601.40 = 51,222.80 : x
  2. Step 2: Convert to fraction form
    151,072.40/226,601.40 = 51,222.80/x
  3. Step 3: Cross multiply
    151,072.40x = 226,601.40 × 51,222.80
  4. Step 4: Simplify right side
    151,072.40x = 11,607,158,191.92
  5. Step 5: Solve for x
    x = 11,607,158,191.92/151,072.40
  6. Step 6: Final answer
    x = 76,831.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.